Maybe you know I like numerical calculations, well I do. I think they are swell. VPython is my tool of choice. In the post Basics: Numerical Calculations I used vpython and excel to do something ...

With clocks, we measure the numerical order of a material change, i.e., motion running in space. There is no experimental evidence that clocks measure time. It is convenient to replace the concept of ...

Solving numericals definitely requires knowledge and skills which can only be acquired by diligent practice. But, the correct approach to solve a numerical problem plays a more important role besides ...